1. Introducció
The Protmex 3379C Digital Weather Station is a multifunctional device designed to monitor indoor and outdoor environmental conditions. It provides real-time data on temperature, humidity, and air pressure, along with a weather forecast, clock, date, and alarm functions. This manual will guide you through the setup, operation, and maintenance of your weather station.
Què hi ha a la caixa
- 1 x Wireless Weather Station (Main Unit)
- 1 x adaptador de corrent
- 1 x Sensor exterior sense fil
- 1 x Manual d'usuari


2. Característiques del producte
- Monitorització en temps real: Displays indoor and outdoor temperature, humidity, and air pressure.
- Pronòstic del temps: Predicts weather conditions for the next 12 hours based on atmospheric pressure changes, with six color forecast icons.
- Rellotge despertador atòmic: Features a clock with date and weekday display, time alarm with snooze function, and optional 12/24-hour format. Radio-controlled via WWVB/MSF signal.
- Alertes de temperatura: Includes outdoor temperature alert and ice alert for critical temperature ranges.
- Indicadors del nivell de confort: 5 levels indicating indoor comfort, with temperature trend arrows.
- Visualització de la fase lunar: Mostra la fase lunar actual.
- Presa de càrrega USB: Allows charging of other devices via a 5V, 1A USB port.
- Col·locació flexible: Wall-mountable or freestanding with a built-in stand.
- Transmissió sense fils: RF433.92MHz frequency with a 60-meter range in open areas.
- Suport multisensor: Can connect to up to 3 wireless outdoor sensors (one included).
3. Configuració
3.1 Alimentació de la unitat principal
- Obriu la tapa del compartiment de la bateria a la part posterior de la unitat principal.
- Insert 2 x AA batteries (not included), observing the correct polarity (+/-).
- Alternatively, connect the included power adapter to the DC 5V, 1.2A input port on the main unit and plug it into a power outlet.
- Tanqueu la tapa del compartiment de la bateria.
3.2 Powering the Wireless Outdoor Sensor
- Open the battery compartment cover on the back of the wireless sensor.
- Insert 2 x AA batteries (not included), observing the correct polarity (+/-).
- Select the desired channel (1, 2, or 3) using the channel switch inside the battery compartment.
- Tanqueu la tapa del compartiment de la bateria.
3.3 Initial Pairing and Placement
Once both units are powered, the main unit will automatically search for the wireless sensor. Ensure the sensor is within the 60-meter transmission range. For optimal performance, place the outdoor sensor in a shaded, dry location away from direct sunlight and rain.

4. Instruccions de funcionament
4.1 Mostra finalview
The main unit features a colorful display showing various information:
- Hora i data: Top left, with weekday.
- Pronòstic del temps: Top center, with icons and pressure trend.
- Remote Sensor (Outdoor) Data: Left section, showing temperature, humidity, and mold risk.
- Indoor Sensor Data: Right section, showing temperature, humidity, and mold risk.
- Lunar Phase & Barometric Pressure: Bottom center.
4.2 Configuració de data i hora
The clock is radio-controlled via WWVB/MSF signal for automatic synchronization. You can manually set the time and date if needed, and switch between 12/24-hour format. Refer to the 'SET' button on the back of the main unit for manual adjustments.
4.3 Funció d'alarma i repetició
To set the alarm, use the 'ALARM' button. When the alarm sounds, you can touch the 'SNOOZE/LIGHT' field or press the 'SNOOZE/LIGHT' button to activate snooze mode. The alarm will sound again approximately 5 minutes later.
4.4 Visualització de temperatura i humitat
The display shows both indoor and outdoor temperature and humidity. Temperature can be displayed in Celsius (°C) or Fahrenheit (°F). Temperature trend arrows indicate whether it's getting warmer or colder near the remote sensor.
4.5 Previsió meteorològica
The weather station predicts weather conditions for the next 12 hours based on changes in atmospheric pressure. The forecast is represented by six color icons:

4.6 Mold Risk Indication
The weather station provides a mold risk indicator (LO, ME, HI) for both indoor and outdoor environments, helping you maintain a healthy living space.

4.7 Ice Alert
An ice alert symbol will appear and flash when the outdoor temperature falls within the range of -1°C to +2.9°C (30.2°F to 37.2°F), indicating potential icy conditions.

4.8 Càrrega USB
The main unit is equipped with a USB charging port (5V, 1A) that allows you to charge other compatible devices.

5. Manteniment
5.1 Substitució de la bateria
Replace batteries in both the main unit and the wireless sensor when the low battery indicator appears on the display. Use 2 x AA batteries for each unit, ensuring correct polarity.
5.2 Neteja
Wipe the weather station and sensor with a soft, damp drap. No utilitzeu productes de neteja abrasius ni dissolvents, ja que poden danyar la pantalla o laasing. Ensure the units are dry before re-inserting batteries or connecting to power.
6. Solució De Problemes
- No hi ha cap pantalla a la unitat principal: Check if the power adapter is securely connected or if the batteries are inserted correctly and are not depleted.
- Outdoor sensor not connecting: Ensure both the main unit and sensor have fresh batteries. Verify the sensor is within range and on the correct channel. Try re-pairing by removing and re-inserting batteries in both units.
- Lectures inexactes: Ensure the sensor is placed in a location free from direct sunlight, heat sources, or excessive moisture. Allow some time for the readings to stabilize after initial setup or relocation.
- Atomic clock not synchronizing: Ensure the weather station is placed in an area with good reception for the WWVB/MSF signal, away from electronic interference.
7. Especificacions
| Característica | Detall |
|---|---|
| Potència de la unitat principal | 2*AA battery (not included) or DC 5V, 1.2A Power Adapter |
| Sortida USB | 5 V, 1 A |
| Wireless Sensor Power | 2 * bateria AA (no inclosa) |
| Freqüència de transmissió | 433.92 MHz RF |
| Rang de transmissió | Up to 60 Meters (open area) |
| Interval de pressió baromètrica | 600hPa/mb - 1100hPa/mb (17.72inHg - 32.48inHg) |
| Interval de mesura de la humitat | 20% RH - 95% RH (Indoor & Outdoor) |
| Rang de temperatura interior | -9.9°C (14.2°F) - 50°C (122°F) |
| Interval de temperatura exterior | -20°C (-4°F) - 60°C (140°F) |
| Dimensions de la unitat principal | 17 cm x 16.5 cm x 1.8 cm |
| Dimensions del sensor | 9.5 cm x 4.9 cm x 2.4 cm |
| Pes | 364 g / 12.8 oz |
8. Consells d'usuari
- For comprehensive monitoring, the weather station can connect to up to 3 outdoor sensors simultaneously. Additional sensors can be purchased separately.
- When using batteries, ensure they are fresh for consistent performance, especially for the outdoor sensor in colder temperatures.
- Position the outdoor sensor carefully to avoid direct exposure to elements that could skew readings, such as direct sunlight or heavy rain.
9. Garantia i Suport
For any issues or support inquiries regarding your Protmex 3379C Digital Weather Station, please contact customer service. Keep your purchase receipt as proof of purchase for any warranty claims.





